Texas Instruments

Category: Power Management ICs

LM81 Local temp sensor, fan control, hardware and 6 power supply voltage monitors

$2.55 - $50.22
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 2156-LM81BIMTX-3/NOPB-ND 1934 1 $3.27 $3.27 $3.27 Buy
Ameya360 LM81BIMTX-3/NOPB 2500 Buy
Arrow Asia LM81BIMTX-3/NOPB 7500 2500 $2.24 Buy
Arrow North American Components LM81BIMTX-3/NOPB 0 2500 $2.87 Buy
AVNET Asia Pacific LM81BIMTX-3/NOPB 2500 $2.55 Buy
AVNET Europe LM81BIMTX-3/NOPB 2500 * $2.93 Buy
AVNET Express LM81BIMTX-3/NOPB 2344 1 $2.65 $2.60 Buy
Jak Electronics LM81BIMTX-3/NOPB 10 $50.22 $48.93 $48.93 $47.22 $0.00 $0.00 Buy
Mouser Electronics 926-LM81BIMTX-3/NOPB 1891 1 $3.49 $2.77 $2.77 $2.68 $2.68 $2.68 Buy
Texas Instruments LM81BIMTX-3/NOPB 121821 1 $3.81 $3.81 $3.81 $3.10 $2.07 $2.07 Buy
Utmel LM81BIMTX-3/NOPB 880 $6.82 $6.64 $6.64 $6.41 $0.00 $0.00 Buy
Verical Marketplace LM81BIMTX-3/NOPB 2341 3 $4.25 $3.97 $3.24 $2.43 $2.43 Buy
Win Source LM81BIMTX-3/NOPB 2250 15 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Analog Inputs 6
Approx. Price (US$) 1.79 | 1ku
Fan Control Method Manual
Fan Control Output(s) 1 DAC
Fan Speed Inputs 2
Fan Speed Measurement Accuracy(%) 10
GPIOs 5 VID, Chassis Intrusion, 2 TACH, DAC OUT, INT, TCRIT, RESET
Interface Type SMBus
Interrupt Outputs(Count) 2
No. of Temperature Sensors 1
Operating Temperature Range(C) -40 to 125
Package Group TSSOP
Package Size mm2
Quiescent Current(mA) 0.9
Rating Catalog
Supply Current(Max)(mA) 0.9
Supply Voltage(Max)(V) 3.8
Supply Voltage(Min)(V) 2.8
Temperature Sensor Accuracy(C) 3
Temperature Sensor Resolution(C) 0.0625
TruTherm(TM) Beta Compensation N/A
VID Inputs 5
Voltage in ADC Resolution(bits) 8